Basal metabolic rate represents
a. total energy expenditure.
b. the amount of energy expended while at rest.
c. the amount of energy expended in physi-cal activity.
d. the amount of energy required to support life-sustaining processes.
D
Basal metabolic rate is the amount of energy required to support life-sustaining processes. It is close to the amount of energy expended while at rest (resting energy expenditure), although this includes some of the energy used to digest food and for activity. Basal metabolic rate, physical activity, and thermic effect of food make up total energy expenditure.
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